What powers poscoanc.com?
Last seen Sep 2026 · 16 technologies across 7 categories
Analytics
CDN
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
Security
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 91% desktop
- 9% phone
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.06 / 10 · ranked #1,483,947 of all domains
42 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Korean
- Weight: 10.8 MB · 47 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- POSCO A&C
- Founded: 1979
From Wikidata (CC0).
Infrastructure
- Hosted on POSNET POSCO DX (211.171.187.7)
- Email: posco.net
- Email security: SPF (soft fail), no DMARC record
- SSL: GlobalSign, RSA 2048, wildcard, expires Feb 2027
- Common Crawl link graph: rank 2,543,348, 3 hosts
- Verified with: Autodesk, GlobalSign, Microsoft 365
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.poscoanc.com | 12 |
| masafety.poscoanc.com | 7 |
Full technology history →
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Recent changes
- dropped Facebook Login Sep 2026